You can go for the other paradigm, however, which is more like hand-building each one, but could be thought of as a high-quality prototype meant for sale. It's

You can go for the other paradigm, however, which is more like hand-building each one, but could be thought of as a high-quality prototype meant for sale. It's much more expensive per unit, but you learn every time, and hey no tooling cost! Boosted Boards is the best example I can think of.